Joannie is at the candy store buying treats for a large Halloween party. She buys 108 kilograms of candy for
$898.56.
What is the unit rate for the candy in kilogram

Identify all the cases where non-probability sampling is used when attempting to study the characteristics of a large city. studies on every subject in the population divide a population in groups and obtain a sample studies with a limited amount of time demonstrate existing traits in a population studies with the nth person selected